<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Demo</title>
</head>

<body>
    <div id="foo">This is test!</div>
    <script src="jquery.min.js"></script>
    <script src="demo.js"></script>
    <script>
        $('#foo').bold();
        //调用
        var i = 100;
        j = 101;
        var min_v = $.minValue(i, j); // min_v 等于 100
        var max_v = $.maxValue(i, j); // max_v 等于 101
        console.table(min_v, max_v)
    </script>
</body>

</html>